please help

Suppose you are buying your first condo for $145,000, and you will make a $20,000 down payment, You have arranged to finance the remainder with a 30 -year, monthly payment, amortized mortgage at a 6% nominal interest rate, with the first payment due in one month. What will your monthly payments be? $749.44 $770.60 $812.69 $843.77 $885.91